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Individual Calculations May 2023 |
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| Coetzee, Gisele Total change: -36.00 | |   |
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| 2023 South African Junior Closed (U16 Girls) | Johannesburg | RSA | 2023-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1232 | 1149 | 1.50 | 6 | -0.90 | 40 | -36.00 | |
|  Monnig, Erika | | | 1219 | RSA | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Govender, Keniesha | | | 1169 | RSA | 0.50 | 1 | 0.03 | 40 | 1.20 | |  Boshoma, Chisomo | | | 1507 | RSA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Matshego, Thato | | | 1192 | RSA | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Amrouni, Alexia | | | 1184 | RSA | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Le Roux, Claire | | | 1122 | RSA | 0.00 | 1 | -0.54 | 40 | -21.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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